Grille for an automobile



FIG. 1 is a front perspective view of a grille for an automobile;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a top plan view thereof.

The broken lines in the drawings illustrate portions of the grille for an automobile that forms no part of the claimed design. 

CLAIM The ornamental design for a grille for an automobile, as shown and described. 